Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

3NM SSW Alligator Reef Light FL

Marine Point Forecast

[NOTICE]

Today
High: 78 °F
ENE 10kt
1-2ft
Tonight
Low: 73 °F
ENE 15kt
2ft
Wednesday
High: 79 °F
ENE 10kt
2ft
Wednesday Night
Low: 73 °F
ENE 15kt
2ft
Thursday
High: 78 °F
ENE 15kt
2-3ft
Thursday Night
Low: 74 °F
ENE 15kt
2ft
Friday
High: 79 °F
E 10kt
2ft
Friday Night
Low: 74 °F
E 10kt
2ft
Saturday
High: 78 °F
E 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:15 am CST Nov 18, 2025
Forecast Valid: 6am CST Nov 18, 2025-6pm CST Nov 24, 2025

View Nearby Observations

Detailed Forecast

Today

ENE wind around 10 kt. Mostly sunny. Seas 1 to 2 ft.

Tonight

ENE wind 10 to 15 kt. Mostly clear. Seas around 2 ft.

Wednesday

ENE wind around 10 kt. Sunny. Seas around 2 ft.

Wednesday Night

ENE wind 10 to 15 kt. Mostly clear. Seas around 2 ft.

Thursday

ENE wind 10 to 15 kt. Sunny. Seas 2 to 3 ft.

Thursday Night

ENE wind 10 to 15 kt. Mostly clear. Seas around 2 ft.

Friday

E wind around 10 kt. Sunny. Seas around 2 ft.

Friday Night

E wind around 10 kt. Mostly clear. Seas around 2 ft.

Saturday

E wind 5 to 10 kt. Sunny. Seas 1 to 2 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.